
<template>
<div>
  <h3>一级目录</h3>
<!--  二级的路径要写全-->
  <router-link to="/yiji/erji1">点击显示二级目录1</router-link>
  <br>
  <router-link to="/yiji/erji2">点击显示二级目录2</router-link>
  <router-view></router-view>
</div>
</template>
